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Posted to issues@kylin.apache.org by "Billy(Yiming) Liu (JIRA)" <ji...@apache.org> on 2016/09/04 08:57:20 UTC

[jira] [Created] (KYLIN-1995) Upgrade MapReduce properties which are deprecated

Billy(Yiming) Liu created KYLIN-1995:
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             Summary: Upgrade MapReduce properties which are deprecated
                 Key: KYLIN-1995
                 URL: https://issues.apache.org/jira/browse/KYLIN-1995
             Project: Kylin
          Issue Type: Task
          Components: Job Engine
    Affects Versions: v1.5.2
            Reporter: Billy(Yiming) Liu
            Assignee: Dong Li
            Priority: Minor


Currently, Kylin use Hadoop 2.6 API. There are many properties are deprecated in Hadoop 2.6, but still used in kylin's kylin_hive_conf.xml and kylin_job_conf.xml, such as mapred.compress.map.output, mapred.map.output.compression.codec and more. The full list is https://hadoop.apache.org/docs/r2.6.0/hadoop-project-dist/hadoop-common/DeprecatedProperties.html 

In this JIRA task, the deprecated properties will be upgraded to hadoop 2.6 effective name and value.



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